Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial

Abstract Background Numerous studies have revealed that acupuncture can increase the somatic pain threshold. Electro-acupuncture (EA) can help pain-relieving with minimal physiologic disturbance. Various painful disorders, as well as pain following various surgeries, like cesarean section, gastrosto...

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Main Authors: Hamdy A. Hendawy, Mohamed E. Abuelnaga
Format: Article
Language:English
Published: BMC 2020-11-01
Series:BMC Anesthesiology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12871-020-01187-4
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author Hamdy A. Hendawy
Mohamed E. Abuelnaga
author_facet Hamdy A. Hendawy
Mohamed E. Abuelnaga
author_sort Hamdy A. Hendawy
collection DOAJ
description Abstract Background Numerous studies have revealed that acupuncture can increase the somatic pain threshold. Electro-acupuncture (EA) can help pain-relieving with minimal physiologic disturbance. Various painful disorders, as well as pain following various surgeries, like cesarean section, gastrostomy, and enterectomy were managed properly with acupuncture. Therefore we studied the postoperative analgesic effect of EA in patients undergoing abdominal hysterectomy. Methods A randomized, prospective clinical trial study was carried out on 56 women undergoing hysterectomy under spinal anesthesia. Patients were allocated randomly to receive either spinal anesthesia and electric ear acupuncture (EEA group) or spinal anesthesia alone (control group). EEA was done by fine needles to anatomically defined 4 points of the ear: Shen Men Point, thalamus Point 26, Analgesia Point 3, and Uterus Point 58, and connected to EA therapeutic apparatus. After finishing surgery, the fine needles were substituted by permanent press needles to be removed after 24 hours. The primary outcome was the postoperative 24 h morphine consumption by patient-controlled analgesia, while secondary outcomes included Post-operative pain scores and postoperative 1st request of analgesia. Results Total morphine consumption in the first 24 postoperative hours was obviously reduced in the EEA group versus the control group (mean ± SD:6.214± 2.1319 mg vs 15.714 ± 3.3428 mg, d = − 3.3886, 95% Confidence interval = − 4.2061,-2.5712, p-value =0.000). The postoperative pain scores were significantly reduced in the EEA group in comparison to the control group, with delayed 1st request of postoperative analgesia. Conclusions Electric ear acupuncture provides postoperative analgesia, reducing morphine requirement and consequently its side effects. Trial registration The trial was registered before enrolment of the first patient at the Pan African Clinical Trial Registry ( www.pactr.org ) database ( PACTR201903770607799 , Date of registration: 5th March 2019).
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spelling doaj.art-b4813eef112d42d7b310e60467b7a3552022-12-21T22:53:24ZengBMCBMC Anesthesiology1471-22532020-11-012011810.1186/s12871-020-01187-4Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trialHamdy A. Hendawy0Mohamed E. Abuelnaga1Faculty of Medicine, Suez Canal UniversityDepartment of Anesthesia, Intensive Care and Pain Management, Faculty of Medicine, Suez Canal UniversityAbstract Background Numerous studies have revealed that acupuncture can increase the somatic pain threshold. Electro-acupuncture (EA) can help pain-relieving with minimal physiologic disturbance. Various painful disorders, as well as pain following various surgeries, like cesarean section, gastrostomy, and enterectomy were managed properly with acupuncture. Therefore we studied the postoperative analgesic effect of EA in patients undergoing abdominal hysterectomy. Methods A randomized, prospective clinical trial study was carried out on 56 women undergoing hysterectomy under spinal anesthesia. Patients were allocated randomly to receive either spinal anesthesia and electric ear acupuncture (EEA group) or spinal anesthesia alone (control group). EEA was done by fine needles to anatomically defined 4 points of the ear: Shen Men Point, thalamus Point 26, Analgesia Point 3, and Uterus Point 58, and connected to EA therapeutic apparatus. After finishing surgery, the fine needles were substituted by permanent press needles to be removed after 24 hours. The primary outcome was the postoperative 24 h morphine consumption by patient-controlled analgesia, while secondary outcomes included Post-operative pain scores and postoperative 1st request of analgesia. Results Total morphine consumption in the first 24 postoperative hours was obviously reduced in the EEA group versus the control group (mean ± SD:6.214± 2.1319 mg vs 15.714 ± 3.3428 mg, d = − 3.3886, 95% Confidence interval = − 4.2061,-2.5712, p-value =0.000). The postoperative pain scores were significantly reduced in the EEA group in comparison to the control group, with delayed 1st request of postoperative analgesia. Conclusions Electric ear acupuncture provides postoperative analgesia, reducing morphine requirement and consequently its side effects. Trial registration The trial was registered before enrolment of the first patient at the Pan African Clinical Trial Registry ( www.pactr.org ) database ( PACTR201903770607799 , Date of registration: 5th March 2019).http://link.springer.com/article/10.1186/s12871-020-01187-4Electric ear acupuncturePost-operative pain reliefAbdominal hysterectomy
spellingShingle Hamdy A. Hendawy
Mohamed E. Abuelnaga
Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial
BMC Anesthesiology
Electric ear acupuncture
Post-operative pain relief
Abdominal hysterectomy
title Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial
title_full Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial
title_fullStr Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial
title_full_unstemmed Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial
title_short Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial
title_sort postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy a randomized controlled trial
topic Electric ear acupuncture
Post-operative pain relief
Abdominal hysterectomy
url http://link.springer.com/article/10.1186/s12871-020-01187-4
work_keys_str_mv AT hamdyahendawy postoperativeanalgesicefficacyofearacupunctureinpatientsundergoingabdominalhysterectomyarandomizedcontrolledtrial
AT mohamedeabuelnaga postoperativeanalgesicefficacyofearacupunctureinpatientsundergoingabdominalhysterectomyarandomizedcontrolledtrial